KR101320958B1 - A manual guided vehicle with a transter device of the driving direction - Google Patents

Abstract

PURPOSE: A manual guided vehicle capable of perpendicularly converting a running direction thereof is provided to easily move the same, thereby conveniently and accurately docking the same on a transportation position for allowing a user to transport luggage. CONSTITUTION: A manual guided vehicle (100) capable of perpendicularly converting a running direction thereof includes a body part (110), a handle unit (120), a running plate (130), a direction converting plate, a rotating unit, a sliding plate, and a link unit. The body part has a loading space part on which luggage to be transported is loaded. The handle unit is installed at one side of the body part. The running plate has a running auxiliary wheel (131) and a running driven wheel, and runs back and forth. The direction converting plate has a docking auxiliary wheel and a docking driven wheel, and runs left and right. The rotating unit at the upper side of the direction converting plate is rotated by the driving force of a driving motor. The sliding plate slides back and forth according to the rotation of the rotating unit.

Description

A manual guided vehicle with a transter device of the driving direction}

The present invention relates to a manual guided vehicle (MGV: Manual Guided Vehicle) for carrying and moving an object using an independent driving means, and more specifically, a driving plate having driving means for driving on the lower side of the body of the vehicle. By setting up and down the turning plate provided with the driving means for turning direction and driving them in turn, the driving in the main direction is performed by the driving plate and travels at right angles to load or unload the load. The present invention relates to a manual bogie, in which a driving direction is switched to a right angle so that the driving direction can be easily and easily converted to a right angle by allowing the direction change plate to be lowered to the ground to be driven (docked).

In general, a variety of mobile trucks, which are transporting goods, are used in each process line in order to transport parts required in a business place that moves small items, a process line of a product, or a product in a logistics system. These types of mobile trucks include a manual guided vehicle (MGV) having independent driving means and an automatic guided vehicle (AGV) which enables automatic control of movement using a controller. have.

Among these, a conventional manual guided vehicle (MGV: Manual Guided Vehicle) looks at the 'drive mechanism of the manual truck' of Registration Utility Model No. 20-0282750 as follows.

That is, a general manual bogie is generally a rectangular parallelepiped bogie body, a caster for being coupled to four corners of the bottom surface of the bogie body so that the bogie body moves back and forth, left and right, and one side of the bogie body. It is coupled to the configuration consists of a handle for allowing the operator to manually push and adjust.

However, the above-mentioned conventional 'manual cart drive device' is due to the weight of the manual bogie, which is usually made of metal, and the weight of the drive unit for driving the cassette housed inside the bogie body. The strong force that must be applied during the initial drive of the manual bogie has a significant problem for the operator to move the manual bogie.

Conventionally, to solve this problem, left and right drive casters and driven casters formed on the lower side of the support plate, one end is inserted into the center of the drive caster, the overrunning clutch (overrunning clutch) is included in the inserted contact surface The left and right drive shafts, the first and second side gears formed at the other ends of the left and right drive shafts, the first and second pinion gears facing the first and second side gears, and the first and second side gears; A differential control unit including a differential case for supporting the first and second pinion gears and at least one drive shaft outer periphery of the left and right drive shafts so that the drive shaft is rotated by transmitting power by a predetermined power generating means. It is known that the drive of a manual bogie, which includes a pinion, is improved.

The drive device provided in the conventional manual bogie improved as described above can be driven simply by driving the manual bogie that is stopped even by the weak force of the operator, and also the driving force against the continuous front, rear, left and right movement of the manual bogie. Can respond quickly.

KR 20-0282750 (registration number) 2002.07.09. KR 20-0319005 (registration number) 2003.06.24. KR 10-0371791 (registration number) 2003.01.28.

However, in the conventional manual cart as described above, the caster which is the driving wheel is installed on the lower surface of the body, and the movable handle is provided on the front thereof to move the baggage loaded on the body to the required place by moving the front, rear, left and right carts while driving the caster. This means that the manual trucks carrying heavy loads can be easily moved in the front and back linear directions, but if it is necessary to turn to the right or left rather than the straight direction to move to the correct position for transportation equipment such as forklifts, There is a problem that redirection is very difficult.

In addition, in order to rotate in a right-angle direction such as a right turn left turn using a conventional manual bogie, there is a problem that productivity is lowered because work efficiency decreases because the turn radius is large and the forward and reverse operations are repeated several times.

Accordingly, the present invention has been made to solve the above problems,

The driving plate is provided on the lower side of the body of the vehicle for loading and unloading the transport baggage and the turning plate provided with the driving means for changing direction up and down and configured to run them in turn, but the traveling plate Can be lifted up and down by a chain or belt driving method, so that the driving in the main direction is performed by the traveling plate, and the driving direction is turned right or left at right angles while moving the load. In order to change the direction, the direction change plate can be lowered to the ground so that docking driving can be performed, and the driving direction can be changed easily and easily in the right direction so as to dramatically improve the efficiency of baggage transfer work. Manual bogie (MGV: Manual) Its purpose is to provide a guided vehicle.

In order to achieve the above object, the present invention provides a manual guided vehicle (MGV) in which a driving direction is changed to a right angle while allowing a baggage to be moved.

A trolley body portion having a loading space portion for loading and loading baggage to be transported, a handle means installed on one side of the trolley body portion to hold and move it, and a lower side of the trolley body portion; A driving plate which is fixedly installed and a driving auxiliary wheel driven by a driving auxiliary wheel and a driving driving motor on the lower surface thereof to enable traveling back and forth, and is fixedly installed on an upper side of the driving plate and on a lower surface of the docking auxiliary wheel. And a docking driving wheel which is driven by a docking driving motor, and is provided with a turning plate for allowing the vehicle to run left and right, and a rotating means rotated by the driving force of the driving motor while being fixed to the upper side of the turning plate. Is connected to the lower side of the turning plate and connected to the rotation means Sliding plate which is capable of forward or backward sliding according to the rotation of the moving means, one end is connected to the sliding plate and the other end is connected to the traveling plate to raise and lower the running plate according to the front and rear sliding of the sliding plate. It is characterized by consisting of a link means for enabling.

Accordingly, a manual guided vehicle (MGV) in which the driving direction is switched at right angles has a turning plate toward the upper side of the driving plate, and the driving plate is lifted up and down by a chain or belt driving method. When the load is being moved, the driving direction may be turned to the right or left at right angles while the load is being moved, so that the driving plate may be raised and the turning plate may be lowered to the ground so that docking driving may be performed. The driving direction is easily switched to the perpendicular direction, thereby improving the work efficiency significantly.

In addition, the movement direction of the manual truck is simple, so that the user can conveniently dock it to the correct transport position for transporting the baggage, so that the loading and unloading of the baggage to the transportation means such as a forklift can be easily performed, thereby greatly improving the operational efficiency. There is also an advantage.

1 is a schematic perspective state view of a manual bogie in which the driving direction is switched at right angles according to the present invention;
2 is a schematic exploded perspective view showing a driving device provided in a manual bogie in which the driving direction is switched at right angles according to the present invention;
Figure 3 is a schematic detailed separated perspective view of the direction change plate of the drive device provided in the manual bogie that the driving direction is switched at right angles according to the present invention,
Figure 4 is a perspective view of the main portion of the drive device provided in the manual bogie that the driving direction is switched at right angles according to the present invention,
5 is an operation state diagram for the main portion of the drive device provided in the manual bogie that the driving direction is switched at right angles according to the present invention;
FIG. 6 is a schematic cross-sectional view of an operation state when the driving direction according to the present invention is moved back and forth by using a traveling plate of a manual bogie that is switched at right angles;
Figure 7 is a schematic cross-sectional view of the operating state when the direction change plate of the manual bogie is changed to the right angle driving direction in accordance with the present invention is lowered to the ground.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in FIGS. 1 to 5, the manual truck 100 (MGV: Manual Guided Vehicle) in which the driving direction is switched at right angles according to the present invention is shown in FIGS.

Balance body portion 110 is formed with a loading space for loading and loading the baggage to be transported,

And the handle means 120 is installed on one side of the balance body portion 110 to hold and move it;

The driving body 133 is fixedly installed on the lower side of the bogie body 110 and is driven by a plurality of driving auxiliary wheels 131 (also called casters) and a driving driving motor 132. A traveling plate 130 to allow traveling back and forth,

The docking driving wheel 143 is fixedly installed on the upper side of the driving plate 130 and driven by a plurality of docking auxiliary wheels 141 (also called casters) and a docking driving motor 142 on the lower surface thereof. Direction switching plate 140 to allow the driving from side to side,

Rotating means 150 is rotated by the driving force of the drive motor 151 while being fixed to the upper side of the redirection plate 140,

A sliding plate 160 connected to the lower side of the redirection plate 140 and connected to the rotation means 150 to enable forward or backward sliding according to the rotation of the rotation means 150;

One end is connected to the sliding plate 160 and the other end is connected to the driving plate 130 so that the driving plate 130 can be lifted up and down according to front and rear sliding of the sliding plate 160. It consists of a link means (170).

Here, the driving auxiliary wheel 131 or the docking auxiliary wheel 141 is installed at each corner, respectively, two are usually installed, but the position or number of installation is not limited to this, and is provided on either side of the front and rear The wheels are generally installed in a fixed or rotating type.

In addition, the fixed wheel is a structure that can only roll in the forward or reverse direction, the rotation is a configuration that allows to roll in the forward or backward direction while rotating.

In addition, the driving plate 130 has a roughly H shape and a left space portion 134 is formed at one side and a right space portion 135 is formed at the opposite side thereof, and the left space portion 134 has the The docking driving wheel 143 is provided, and the docking wheel 141 is provided in the right space 135.

In addition, the driving plate 130 is provided with link installation holes 136 formed so that the link means 170 can be inserted into both sides of the central portion, respectively.

In addition, a driving shaft 137 capable of driving the driving wheel 133 is provided on the front portion of the driving plate 130, and the driving shaft 137 is formed by the driving motor 132. The drive belt 138 is provided with a connection to allow the rotational force to be transmitted.

In addition, the driving shaft 137 is rotatably connected to the fixed bracket 139 provided on the lower surface of the driving plate 130.

In addition, the driving plate 130 is provided with a belt hole 138a in which the driving belt 138 is inserted.

Therefore, when the rotational force is transmitted to the drive belt 138 by the drive motor 132, the drive shaft 137 is rotated and at the same time the drive wheel 133 is driven while the drive plate 130 is You can move forward or backward.

In this case, the driving plate 130 may move forward or backward according to the forward and reverse rotation of the driving motor 132.

In addition, the direction change plate 140, each of the traveling plate 130 in each corner portion is compressed and contracted when it rises upward, and stretched (伸縮) cylinder to be stretched when descending downwards (180) It is equipped with installation.

Then, the rotation means 150 is rotated by the rotation of the belt means 152 and the belt means 152 for transmitting the driving force by the drive motor 151 installed on the upper surface side of the direction change plate 140. The screw drive shaft 153, and the screw drive shaft 153 is composed of a support bracket 154 for fixing to the direction change plate 140.

In addition, the screw drive shaft 153 is provided with a connection bracket 155 connected to the sliding plate 160.

Here, one end of the connecting bracket 155 is inserted into the screw driving shaft 153 so that the screw driving shaft 153 rotates back and forth along the screw driving shaft 153.

That is, an internal thread is formed on an inner wall surface of the connecting bracket 155 inserted into the screw driving shaft 153, and the screw driving shaft 153 is provided with an external thread on the outer surface thereof, so that the screw driving shaft 153 is provided. Rotating) allows the connecting bracket 155 to reciprocate forward or backward along the screw drive shaft 153. The sliding direction is determined according to the rotational direction of the driving motor 151. When the driving motor 151 rotates forward, the sliding direction moves forward (forward), and the driving motor 151 rotates backward. If it is, sliding is performed in the reverse direction.

In addition, a support bracket 161 is installed and fixed to a lower surface of the redirection plate 140 to allow the sliding plate 160 to slide while being supported.

Therefore, when the screw bracket 153 rotates and the connecting bracket 155 is forward or backward sliding, the sliding plate 160 connected to the connecting bracket 155 is connected to the support bracket 161. As it is supported, forward or backward sliding is achieved.

Here, an auxiliary support 162 is provided on an upper surface of the sliding plate 160 to prevent the sliding plate 160 from being deformed by being subjected to an eccentric load when the sliding plate 160 is slid along the support bracket 161. ) Is installed.

In addition, the link means 170 has a lower support bracket 171 and a lower pivot pin 172 to rotate while supporting the lower surface of the traveling plate 130 at the lower end side thereof, An upper support bracket 173 and an upper pivot pin 174 to rotate while supporting the sliding plate 160 are provided.

Therefore, when the sliding plate 160 is slid by the driving force of the driving motor 151, the link means 170 is rotated by the lower pivot pin 172 and the upper pivot pin 174, the lower end portion thereof. The driving plate 130 slightly rises due to the thrust of the lower support bracket 171 to rise.

At this time, the expansion cylinder 180 provided in the turning plate 140 is contracted, the running plate 130 is raised to fall from the ground and the turning plate 140 is in contact with the ground.

As a result, the traveling direction of the traveling plate 130 may be switched at right angles by the direction changing plate 140 to travel.

In addition, the direction conversion plate 140 is provided with an installation hole 144 for inserting the connection bracket 155 is inserted.

In addition, the docking driving motor 142 for driving the docking driving wheel 143 is installed and fixed to the direction change plate 140.

In addition, a power transmission belt means 146 is inserted into and installed in the direction change plate 140 to transmit the driving force of the docking driving motor 142 to the drive shaft 145 for driving the docking driving wheel 143. There is provided an installation groove 147 is formed.

In addition, an installation space 148 is formed on one side of the redirection plate 140 to allow the driving drive motor 132 to be installed.

In addition, the drive shaft 145 is fixed to the installation bracket 149 is rotatably fixed to the direction switching plate 140.

Therefore, when the rotational force of the docking driving motor 142 is transmitted to the drive shaft 145 through the belt means 146, the docking driving wheel 143 can travel while rotating.

In addition, the lower one side of the cart body portion 110 is inserted into the docking fixed position groove provided in the docking bracket (P) of the structure for unloading the baggage loaded therein so as to terminate the outside Docking position fitting projection (110a) protruding by a predetermined length is provided.

In addition, the docking positioning position projections (110a) is provided with two or more rollers to be smoothly docked at its end.

Here, the number of the docking auxiliary wheels 141 is preferably installed two at the rear side, one may be installed at the rear side.

In addition, the docking auxiliary wheel 141 is mainly a rotary wheel, but is not limited thereto.

Here, the driving direction of the driving wheel 133 and the driving auxiliary wheel 131 provided in the driving plate 130 and the docking driving wheel 143 and the docking provided in the direction switching plate 140 The running direction of the auxiliary wheel 141 is installed to be formed at right angles, respectively.

Therefore, the driving direction of the driving plate 130 and the driving direction of the direction change plate 140 is changed at a right angle. In this case, when the direction change plate 140 moves forward and backward, a right turn or a left turn is made when viewed from the driving direction of the travel plate 130.

In addition, the operation handle 120 may be configured by means of installing a rotation means at the lower end of the balance body portion 110 and connecting a rod to the end by connecting the rod to the rotation means. In addition, the operation handle 120 may be configured to be simply fixed to a certain height of the balance body portion 110.

In addition, a driving control unit 190 is installed on the upper surface of the bogie body unit 110 to control the traveling direction of the traveling plate 130 and the traveling direction of the direction switching plate 140.

Referring to the operation method of the driving or direction change of the manual bogie (100, MGV: Manual Guided Vehicle) in which the traveling direction according to the present invention configured as described above is switched to the right angle as follows.

First, the baggage is loaded into the bogie body 110.

Subsequently, as shown in FIG. 6, when the driving drive motor 132 is driven through the driving control unit 190, the driving wheel 133 is rotated while being driven by receiving the driving force and at the same time the driving is performed. As the auxiliary wheel 131 rotates, the driving plate 130 moves forward.

At this time, the user grabs the operation handle 120 and controls the driving direction.

In this case, the driving plate 130 is along the straight or somewhat curved direction while the driving driving wheel 133 provided in the front end and the driving auxiliary wheel 131 provided in the rear end thereof are auxiliary rotation. Travel is made.

As described above, when the manual cart 100 arrives at the destination, the driving of the driving motor 132 is stopped through the driving controller 190, and then the driving motor provided in the direction switching plate 140. 151 is activated.

This operation is performed by the drive control unit 190.

That is, as shown in FIG. 5, when the driving motor 151 is driven, the driving rotational force rotates the screw driving shaft 153 through the belt means 152.

Here, the belt means 152 may be replaced by a chain means such as a chain and a sprocket, or a power transmission means other than the pulley and the belt.

Then, as the screw drive shaft 153 rotates, the connecting bracket 155 slides forward or backward (where sliding is not slipped but refers to a function of forward or backward as the nut is tightened and released along a screw which is a bolt). ) Is made, and thus the sliding plate 160 is moved forward or backward.

Subsequently, as shown in FIG. 7, as the sliding plate 160 slides forward or backward, the link means 170 is rotated by the rotation of the upper and lower pivot pins 174 and 172 provided at upper and lower portions thereof. At this time, the lower support bracket 171 provided below the link means 170 lifts the traveling plate 130 and at the same time the expansion cylinder 180 is compressed.

Then, the driving auxiliary wheel 131 and the driving driving wheel 133 provided on the lower surface of the driving plate 130 are lifted slightly from the ground (G).

At this time, the docking auxiliary wheel 141 and the docking driving wheel 143 provided on the turning plate 140 is in contact with the ground (G).

At the same time, while the docking driving motor 142 is operated, the docking driving wheel 143 and the docking auxiliary wheel 141 are rotated so that the driving is performed, thereby converting the driving direction to a right angle.

That is, the driving direction of the driving wheel 133 and the driving auxiliary wheel 131 and the driving direction of the docking driving wheel 143 and the docking auxiliary wheel 141 are installed at right angles to the driving plate 130. The driving direction and the driving direction in the direction switching plate 140 is switched at right angles to be able to travel.

Such a series of functions can be controlled by the drive control unit 190.

As described above, the docking bracket (P) of the structure to be docked to the docking position fitting protrusion (111a) provided at the lower side edge of the bogie body portion 110 to the driving plate 140 is driven. As it is inserted in, the driving is stopped.

Wherein the docking bracket (P) is a component that is provided in a separate place from the manual cart 100 in order to accurately dock the position of the manual cart (100).

As such, when the manual carriage 100 stops (docks) where the turning plate 140 is intended to reach for docking, it is loaded on the trolley body 110 by a separate transportation means such as a conveyor means or a forklift truck. Unloaded baggage can be easily unloaded.

Then, when the loading of the baggage loaded on the bogie body 110 is finished, the direction change plate 140 is reversed, and the docking position fitting protrusion 110a is separated from the docking groove, and then the reverse of the procedure. To move the manual cart 100 to its original position.

As described above, the manual bogie in which the driving direction is switched at right angles according to the present invention includes a driving plate having a driving means for driving on a lower side of the body of the trolley for loading and unloading the transport baggage, and a turning plate having a driving means for changing the direction. It is configured to be installed up and down and to drive them in turn, but the traveling plate is configured to be elevated up and down by a chain or belt driving method, so that traveling in the main direction is performed by the traveling plate If you want to change the direction by turning the driving direction to the right or left at right angles while moving the load, the turning plate is lowered to the ground so that docking can be carried out, so that the driving direction is easily and easily at right angles. Can be transformed to significantly improve the efficiency of baggage transfer. It is capable of the effect.

100: Manual bogie in which the driving direction is switched at right angles
110: vehicle body 120: handle means
130: driving plate
131: driving auxiliary wheel 132: driving driving motor 133: driving driving wheel
134: left side space 135: right side space 136: link installation port 137: drive shaft
138: drive belt 138a: belt hole 139: fixed bracket
140: direction change plate
141: docking auxiliary wheel 142: docking driving motor 143: docking driving wheel
144: mounting hole 145: drive shaft 146: belt means 147: mounting groove
148: mounting space 149: mounting bracket
150: means of rotation
151: drive motor 152: belt means 153: screw drive shaft
154: support bracket 155: connection bracket
160: sliding plate 161: rail bracket 161a: groove
170: link means
171: lower support bracket 172: lower pivot pin
172: upper support bracket 174: upper rotation pin
180: expansion cylinder 190: drive control unit P: docking plate G: ground

Claims (8)

In a manual guided vehicle (MGV) in which the driving direction is changed at a right angle while allowing the baggage to be moved,
A bogie body portion having a loading space portion for loading and loading baggage to be transported,
A handle means installed on one side of the bogie body to hold and move it;
A driving plate fixedly installed at a lower side of the bogie body and provided with a driving driving wheel driven by a driving auxiliary wheel and a driving driving motor on a lower surface thereof to enable traveling back and forth;
It is fixed to the upper side of the driving plate and the lower surface is provided with a docking wheel and a driving wheel driven by the docking auxiliary wheel and the docking driving motor and the direction switching plate to enable the left and right traveling,
Rotating means rotated by the driving force of the drive motor while being fixed to the upper side of the redirection plate,
A sliding plate connected to the lower side of the redirection plate and connected to the rotation means to enable forward or backward sliding according to the rotation of the rotation means;
One end is connected to the sliding plate and the other end is connected to the traveling plate is configured with a link means for lifting up and down the running plate in accordance with the sliding back and forth of the sliding plate at a right angle Manual bogie switched.
The method of claim 1,
And a driving direction of the driving driving wheel and a driving direction of the docking driving wheel are perpendicular to each other.
The method of claim 1,
The lower side of the vehicle body portion is inserted into the docking fixed position fixing groove provided for unloading the baggage, the docking fixed position fitting protrusion is further provided to protrude so as to terminate the driving direction is further provided Manual Balance Switched to.
The method of claim 3,
The driving plate is H-shape, one side is formed with a left space to be provided with the docking driving wheel, the opposite side is formed with a right space is formed to be provided with the docking auxiliary wheel Manual bogie that travel direction is changed at right angle.
5. The method of claim 4,
And a telescopic cylinder which is installed between the direction change plate and the travel plate so that the travel plate contracts when the travel plate rises and expands when the travel plate descends.
The method of claim 5,
The rotating means includes a belt means for transmitting a driving force of the drive motor installed on the upper surface side of the direction changing plate, a screw drive shaft rotated by the rotation of the belt means, and the screw drive shaft to be fixed to the direction changing plate. Consisting of support brackets,
The screw drive shaft is provided with a connection bracket fixed to the sliding plate,
Manual bogie is a traveling direction is switched to a right angle, characterized in that the connection bracket and the sliding plate is configured to slide together with the rotation of the screw drive shaft.
The method according to claim 6,
The link means has a lower support bracket and a lower pivot pin for pivoting while supporting the lower surface of the traveling plate on its lower end side, and an upper support bracket for pivoting while supporting the sliding plate on the upper side. Manual bogie is switched to the running direction is characterized in that the upper rotation pin and provided.
The method of claim 1,
A support bracket is fixed to the bottom surface of the redirection plate to allow the sliding plate to slide while being supported.
The manual bogie is shifted to a right angle, characterized in that the auxiliary support is further provided on the upper surface of the sliding plate to prevent the deformation under the eccentric load.

Images